fpga implementation of FFT algorithm

[Izhar Ahmed]

why Decimation in Frequency FFT is used mostly and most papers are published in IEEE and not much paper on decimation in Time FFT.

 

[Izhar Ahmed]

how to use test bench

 

[ads-ee]

how to use test bench

To understand how to use one you should first know what they are...
http://en.wikipedia.org/wiki/Test_bench

...and after you know what they are, you need to learn how to write them...
http://www.asic-world.com/verilog/art_testbench_writing.html
http://www.testbench.in/index.html


Regards